https://www.rbc.ru/newspaper/2021/10/04/61571a279a79478e0bc0b011
https://www.bbc.com/russian/features-58508091
https://theins.ru/opinions/kizilov/244626
https://jamestown.org/program/biden-putin-summit-failed-to-reverse-downturn-in-bilateral-relations/
https://ru.krymr.com/a/pavel-kazarin-putin-rossiya-vybory/31382575.html